Standard-of-Iron/tools/map_pipeline/map_bounds.json

{
  "projection": "equirectangular",
  "lon_min": -10.0,
  "lon_max": 18.0,
  "lat_min": 30.0,
  "lat_max": 47.5,
  "notes": "West Mediterranean for Hannibal route: Iberia -> Alps -> Italy; adjust lon_max to 20-22 if you need more east."
}